The Collaborative International Dictionary of English v.0.48:

Boat \Boat\ (b[=o]t), v. t. [imp. & p. p. Boated; p. pr. & vb.
   n. Boating.]
   1. To transport in a boat; as, to boat goods.
      [1913 Webster]

   2. To place in a boat; as, to boat oars.
      [1913 Webster]

   To boat the oars. See under Oar.
      [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

Boating \Boat"ing\, n.
   1. The act or practice of rowing or sailing, esp. as an
      amusement; carriage in boats.
      [1913 Webster]

   2. In Persia, a punishment of capital offenders, by laying
      them on the back in a covered boat, where they are left to
      perish.
      [1913 Webster]

WordNet (r) 3.0 (2006):

boating
    n 1: water travel for pleasure [syn: boating, yachting]

Moby Thesaurus II by Grady Ward, 1.0:

21 Moby Thesaurus words for "boating":
   canoeing, circumnavigation, coasting, cruising, gunkholing,
   motorboating, navigability, navigating, navigation, passage-making,
   periplus, rowing, sailing, sculling, sea travel, seafaring,
   steaming, travel by water, voyaging, water travel, yachting